Medical Science Mcqs 5254 MCQs [All-Courses]

Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

Ammonia causes______________?

A Increase in plaque formation

B Increase in calculus formation

C Decrease in plaque formation

D Causes precipitation of salivary proteins

Review Detailed Answer

Correct Answer: Decrease in plaque formation

Pioneer bacteria in dental caries are in_____________?

A Enamel

B Dentin

C Pulp

D Cementum

Review Detailed Answer

Correct Answer: Dentin

Chemico-parasitic theory of dental caries is proposed by______________?

A Miller

B G.V black

C Gottlieb

D Schwartz

Review Detailed Answer

Correct Answer: Miller

In a caries-free individual the saliva has_____________?

A low buffering capacity of acids

B Medium buffering capacity for acids

C High buffering capacity for acids

D Independent of buffering capacity for acids

Review Detailed Answer

Correct Answer: High buffering capacity for acids

The lateral spread of dental caries is facilitated mostly by the_______________?

A Enamel spindles

B Dentinoenamel junction

C Enamel lamellae

D Striae of Retzius

Review Detailed Answer

Correct Answer: Dentinoenamel junction

Caries, all are true except______________?

A Lactobacillus is main acusative organism in plaque

B Smooth surface caries occur due to streptococcus mutans

C Pit and Fissure caries can be prevented by using pit and tissue sealants

D Fluorides help in reducing caries incidence

Review Detailed Answer

Correct Answer: Lactobacillus is main acusative organism in plaque

Intitation of dental caries depends upon_______________?

A Formation of large amount of acid

B Availability of carbohydrate food

C Viscosity of saliva

D Localization of acid over tooth surface

Review Detailed Answer

Correct Answer: Localization of acid over tooth surface

Miller put forth the acidogenic theory of dental caries in the year______________?

A 1890

B 1920

C 1924

D 1980

Review Detailed Answer

Correct Answer: 1890

Turbid dentin in carious tooth is all EXCEPT_____________?

A Zone of bacterial invasion

B Zone which can not be remineralized

C Zone in which collagen is irreversibly denatured

D Zone that need not be removed before restoration

Review Detailed Answer

Correct Answer: Zone that need not be removed before restoration

Least cariogenic among these______________?

A Raw starch

B Cooked starch

C Sucrose

D Fructose

Review Detailed Answer

Correct Answer: Raw starch

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Medical Science Mcqs 5254 MCQs [All-Courses]

All Topics 5254

All Topics 5254

Ammonia causes______________?

Pioneer bacteria in dental caries are in_____________?

Chemico-parasitic theory of dental caries is proposed by______________?

In a caries-free individual the saliva has_____________?

The lateral spread of dental caries is facilitated mostly by the_______________?

Caries, all are true except______________?

Intitation of dental caries depends upon_______________?

Miller put forth the acidogenic theory of dental caries in the year______________?

Turbid dentin in carious tooth is all EXCEPT_____________?

Least cariogenic among these______________?